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M1BYT > CARS 14.07.08 03:40l 44 Lines 1668 Bytes #999 (0) @ WW
BID : 9B4319M1BYT
Read: GUEST
Subj: Re: engines.
Path: DB0FHN<DB0MRW<DK0WUE<DB0RES<ON0AR<GB7FCR
Sent: 080713/2328Z @:GB7FCR.#16.GBR.EU #:9590 [Blackpool] FBB-7.03a $:9B4319M1B
From: M1BYT@GB7FCR.#16.GBR.EU
To : CARS@WW
G0TEZ Opined with considerable skill:-
> The only real change to an engine was the Wankel, more than 40 years old
> now.
A bit older than that, 1929.
> I am no petrol head so changed channel meanwhile thinking that the oldest
> presenter was just getting born when the Wankel came into being.
> Does anyone know if and when they solved the problems ?
think they orinally had problems with rapid wear on the sliding seal, the
equivalent of the piston ring. Now the problems seem to be meeting emissions,
due to the low compression ratios.
The RX-8 is the latest one.
>
>
> This is germane to the topic as one of the advantages of the Wankel was
> that it was more efficient than a piston engine - I wonder why it is not
> more commonly used.
Difficult and expensive to build, not so reliable, but they are much smaller,
potentially more efficient and smoother running.
ÉÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍÍ»
º 73 from Harry, M1BYT @ GB7FCR.#16.GBR.EU º
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ºInternational Museums Weekends 14th+15th & 21st+22ndº
º June 2008 www.ukradioamateur.co.uk/imw/index.html º
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º The ARC's FL/RAE courses + Newcomers Introduction º
º to amateur radio:- http://www.ukradioamateur.co.uk/ º
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º QTH: Garforth, W. Yorks.. º Timed 23:08 º
º harry.m1byt@tiscali.co.uk º 13 Jul 08 º
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